The impacts of options on information asymmetry reducing in the market; the study is based on Fuzzy Delphi

Market characteristics Knowing based on the principles of Islam is considered essential in Muslim communities. Analysis of market characteristics and functions is one of the most important topics of Islamic economics that have been little studied. This need is more pronounced when the unrealistic assumptions about market competition, causes the issue of information asymmetry in the market and undermined the efficiency of the market. Present study done to determine the types of options in Islam and its impact on information asymmetry. Options related to commodity market and information extracted after studying in the field of trade options, and then those are presented on questionnaire's framework and are distributed among professionals. 7 options of 14 options are recognized effective on information asymmetry reducing in the market based on professional's comments that received by running fuzzy Delphi. From these options, defect option and the right to terminate option if inconsistent of all the object of sale had most effective.